6.口算题
0 158780 158788 158794 158798 158804 158806 158810 158816 158818 158824 158830 158834 158836 158840 158846 158848 158854 158858 158860 158864 158866 158870 158872 158874 158875 158876 158878 158879 158880 158882 158884 158888 158890 158894 158896 158900 158906 158908 158914 158918 158920 158924 158930 158936 158938 158944 158948 158950 158956 158960 158966 158974 199269
100-16= | 1.02+0.38= | $\frac{7}{9}$-$\frac{5}{9}$= | 0.05×4= | 0.24÷0.6= |
$\frac{1}{24}$÷$\frac{1}{6}$= | 7-1$\frac{5}{6}$= | 1.125÷1$\frac{1}{8}$= | 2.5+2.5÷2.5+2.5= | (0.1+0.09)×10= |